KHIA headerKnow-How in Action

VOL XXXII, NO 67, ELITE

Belzona® Corrosion Protection For Co2 Absorber Tower

 
 

Industry:

General Industry (GIND)

 
 

Application:

Tanks and Chemical Containment Areas (TCC)

 
 

Customer Location:

Nitrogen Fertilizer Plant, Bulgaria

 
 

Application Date:

August 2014

 
 

Application Situation:

60 metre tall process CO2 absorber tower required corrosion protection

 
 

Problem:

Significant defects of the inner walls and the bottom of the absorber due to  corrosion and erosion in the presence of aggressive chemicals such as MDEA & MEA at elivated temperatures (80-100ºC).

 
 

Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1391 (Ceramic HT)

 

Substrate:

Carbon Steel

 
 

Application Method:

The applications were carried out in accordance with Belzona Know-How Leaflet TCC-3. The customer pad welded deeply pitted areas. Less damaged areas were filled and smoothed with Belzona 1311 before coating with Belzona 1391. 

 
 

Belzona Facts:

The process tower had worked previously without internal linning until the discovery of major erosion / corrosion defects. The first application of Belzona was carried out in 2014 and the condition was inspected every year. The last  inspection in 2016 has reported no degradation of Belzona linning.

 
 

Photographs Description

1. Inspection in 2016 of the linning applied in 2014

2. View of the pad welded defect areas

3. View of repair with Belzona 1311

4. The final application with Belzona 1391

 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 Case study pic four

 

 
 
For more information about Belzona visit: www.belzona.com